.eslintrc

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "tsconfigRootDir": ".",
    "project": "tsconfig.json",
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint", "sonarjs", "jest"],
  "extends": [
    "eslint:recommended",
    "airbnb-base",
    "airbnb-typescript/base",
    "plugin:jest/recommended",
    "plugin:sonarjs/recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking"
  ],
  "ignorePatterns": ["**/node_modules/**", "dist/**", "src/entity/**"],
  "rules": {
    "class-methods-use-this": "off",
    // https://github.com/typescript-eslint/typescript-eslint/issues/1277
    "consistent-return": "off",
    "func-names": "off",
    "max-len": ["error", { "code": 140, "ignoreTemplateLiterals": true }],
    "newline-per-chained-call": "off",
    "no-await-in-loop": "off",
    "no-continue": "off",
    // https://github.com/airbnb/javascript/issues/1342
    "no-param-reassign": ["error", { "props": false }],
    // https://github.com/airbnb/javascript/issues/1271
    // https://github.com/airbnb/javascript/blob/master/packages/eslint-config-airbnb-base/rules/style.js#L334-L352
    "no-restricted-syntax": ["error", "ForInStatement", "LabeledStatement", "WithStatement"],
    "no-underscore-dangle": ["error", { "allow": ["_id"] }],
    "no-void": ["error", { "allowAsStatement": true }],
    "object-curly-newline": "off",
    "spaced-comment": ["error", "always", { "line": { "markers": ["/", "#region", "#endregion"] } }],

    // Change eslint rule to @typescript-eslint rule
    "lines-between-class-members": ["error", "always", { "exceptAfterSingleLine": true }],
    "no-dupe-class-members": "off",
    "no-duplicate-imports": "off",
    "no-loop-func": "off",
    "no-return-await": "off",
    "no-unused-expressions": "off",
    "object-curly-spacing": "off",

    // https://github.com/benmosher/eslint-plugin-import/issues/1753
    "import/named": "off",
    // https://github.com/benmosher/eslint-plugin-import/issues/1453
    "import/no-cycle": "off",
    "import/no-default-export": "error",
    "import/order": ["error", { "groups": [["builtin", "external", "internal"]], "newlines-between": "always", "alphabetize": { "order": "asc", "caseInsensitive": true } }],
    "import/prefer-default-export": "off",

    "@typescript-eslint/consistent-indexed-object-style": "error",
    "@typescript-eslint/consistent-type-assertions": ["error", { "assertionStyle": "angle-bracket" }],
    "@typescript-eslint/explicit-function-return-type": "error",
    "@typescript-eslint/explicit-member-accessibility": ["error", { "overrides": { "constructors": "no-public" } }],
    // https://github.com/typescript-eslint/typescript-eslint/issues/977
    "@typescript-eslint/lines-between-class-members": "off",
    "@typescript-eslint/member-delimiter-style": "error",
    "@typescript-eslint/member-ordering": "error",
    "@typescript-eslint/naming-convention": ["error",
      { "selector": "default", "format": ["strictCamelCase"] },
      { "selector": "variable", "format": ["strictCamelCase", "UPPER_CASE", "StrictPascalCase"] },
      // https://github.com/microsoft/TypeScript/issues/9458
      { "selector": "parameter", "modifiers": ["unused"], "format": ["strictCamelCase"], "leadingUnderscore": "allow" },
      { "selector": "property", "format": null },
      { "selector": "typeProperty", "format": null },
      { "selector": "typeLike", "format": ["StrictPascalCase"] },
      { "selector": "enumMember", "format": ["UPPER_CASE"] }
    ],
    "@typescript-eslint/no-dupe-class-members": "error",
    "@typescript-eslint/no-duplicate-imports": "error",
    "@typescript-eslint/no-floating-promises": ["error", { "ignoreIIFE": true, "ignoreVoid": true }],
    "@typescript-eslint/no-inferrable-types": ["error", { "ignoreParameters": true, "ignoreProperties": true }],
    "@typescript-eslint/no-loop-func": "error",
    "@typescript-eslint/no-misused-promises": ["error", { "checksVoidReturn": false }],
    "@typescript-eslint/no-unnecessary-boolean-literal-compare": "error",
    "@typescript-eslint/no-unnecessary-qualifier": "error",
    "@typescript-eslint/no-unnecessary-type-arguments": "error",
    "@typescript-eslint/no-unnecessary-type-assertion": "error",
    "@typescript-eslint/no-unnecessary-type-constraint": "error",
    "@typescript-eslint/no-unsafe-assignment": "off",
    "@typescript-eslint/no-unsafe-member-access": "off",
    "@typescript-eslint/no-unused-expressions": "error",
    "@typescript-eslint/object-curly-spacing": ["error", "always"],
    "@typescript-eslint/prefer-includes": "off",
    "@typescript-eslint/prefer-optional-chain": "error",
    "@typescript-eslint/promise-function-async": "error",
    "@typescript-eslint/restrict-template-expressions": "off",
    "@typescript-eslint/return-await": "error",
    "@typescript-eslint/typedef": ["error", { "arrowParameter": true, "memberVariableDeclaration": true, "parameter": true, "propertyDeclaration": true }],
    "@typescript-eslint/unbound-method": ["error", { "ignoreStatic": true }],

    "sonarjs/no-duplicate-string": "off"
  }
}